Federal Signal Corporation AMSF-25 Instrucciones De Instalación Y Servicio página 4

This unit is heavy and should be mounted on a rigid surface capable of
supporting the weight of the speaker.
E. Electrical Connections.
Do not connect wires when power is applied.
Audio wires should be sized properly by your licensed installation electrician for
your service application. Connect the positive (+) audio line to the terminal with the
red indicator.
This speaker is an 8-ohm device and should not be connected to a 25 VRMS
or a 70 VRMS line without the use of a step-down transformer. Failure to
follow these instructions may result in property damage, serious injury, or
death to you or others.
F. Service.
Any maintenance must be performed by a trained electrician in accordance
with NEC guidelines and local codes.
Federal Signal will service your equipment or provide technical assistance with
any problems that cannot be handled locally.
Any units returned to Federal Signal for service, inspection, or repair must be
accompanied by a Return Material Authorization. This R.M.A can be obtained from the
local Distributor or Manufacturer's Representative.
At this time a brief explanation of the service requested or the nature of the
malfunction, should be given.
Address all communications and shipments to:
FEDERAL SIGNAL CORPORATION
Electrical Products Division
Service Department
2645 Federal Signal Drive
University Park, IL 60466-3195
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